CPC Main Group
A62D 7/00 Composition of materials for transparent parts of gas-masks, respirators, breathing bags, or helmets
1 direct subcode
Child Classifications
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- A62D 7/02 Clear-view sheets which prevent the formation of water drops or ice
Top Applicants
Top 10 applicants by patent filingsfor class A62, 2013–2023, worldwide · Source: EPO PATSTAT
- 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 1,384
- TYCO FIRE PRODUCTS US 962
- SGCC(STATE GRID CORPORATION OF CHINA) 662
- LG ENERGY SOLUTION KR 519
- HONEYWELL INTERNATIONAL US 427
- DRAEGER SAFETY AG & CO. KGAA DE 332
- VICTAULIC COMPANY US 294
- HILTI LI 265
- KIDDE TECHNOLOGIES US 245
- 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) 240